/*
 * Copyright 2016 Google, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.netflix.spinnaker.halyard.cli.ui.v1;

import java.io.PrintStream;

public class AnsiPrinter {
  public static AnsiStreamPrinter out = new StdoutPrinter();
  public static AnsiStreamPrinter err = new StderrPrinter();

  public interface AnsiStreamPrinter {
    PrintStream getPrintStream();

    default void println(String ansiText) {
      try {
        getPrintStream().print(ansiText);
      } finally {
        getPrintStream().println(AnsiSpecial.RESET.format());
      }
    }

    default void print(String ansiText) {
      try {
        getPrintStream().print(ansiText);
      } finally {
        getPrintStream().print(AnsiSpecial.RESET.format());
      }
    }
  }

  private static class StderrPrinter implements AnsiStreamPrinter {
    @Override
    public PrintStream getPrintStream() {
      return System.err;
    }
  }

  private static class StdoutPrinter implements AnsiStreamPrinter {
    @Override
    public PrintStream getPrintStream() {
      return System.out;
    }
  }
}
